Justification:
The extent of occurrence (EOO) of this speciescovers less than 430 km2. This geographic range is severely fragmented and undergoing continuing decline in area, extent and quality of habitat. Based on these premises, the species is listed as Endangered.

Microcebus mittermeieri occurs in and around the Anjanaharibé-Sud Special Reserve in north-eastern Madagascar. The type locality is at 1,056 m above sea level (Louis et al. 2006). The estimated extent of occurrence (EOO) is less than 430 km2.

At the 150 ha primary forest site of Antambato near Bealalana, the species occurs in densities of 2.2 individuals per hectare (Mittermeier et al. 2008 and references therein). Population numbers are in decline due to habitat loss and degradation.

Listed on CITES Appendix I. The only protected area in which it is known to occur is the Anjanaharibé-Sud Special Reserve. It is known to be sympatric with M. macarthurii in some of its range. As of 2009, there were four individuals of this species in captivity, all in the Tsimbazaza Zoo in Antananarivo, Madagascar (Mittermeier et al. 2008, E.E. Louis Jr. pers. obs. 2009).